新研究：咖啡能提高你解决问题的能力
<p><span word="Famous">Famous</span> <span word="authors">authors</span> <span word="and">and</span> <span word="artists">artists</span> <span word="are">are</span> <span word="commonly">commonly</span> <span word="photographed">photographed</span> <span word="alongside">alongside</span> <span word="a">a</span> <span word="trusty">trusty</span> <span word="mug">mug</span> <span word="of">of</span> <span word="coffee">coffee</span>, <span word="but">but</span> <span word="that">that</span> <span word="cup">cup</span> <span word="of">of</span> <span word="joe">joe</span> <span word="is">is</span> <span word="more">more</span> <span word="likely">likely</span> <span word="to">to</span> <span word="help">help</span> <span word="the">the</span> <span word="Great">Great</span> <span word="American">American</span> <span word="Manager">Manager</span>. <span word="Caffeine">Caffeine</span>, <span word="it">it</span> <span word="turns">turns</span> <span word="out">out</span>, <span word="does">does</span> <span word="not">not</span> <span word="improve">improve</span> <span word="creativity">creativity</span>, <span word="but">but</span> <span word="it">it</span> <span word="significantly">significantly</span> <span word="enhances">enhances</span> <span word="problem">problem</span>-<span word="solving">solving</span>, <span word="according">according</span> <span word="to">to</span> <span word="a">a</span> <span word="new">new</span> <span word="study">study</span>.</p><p>著名作家和艺术家拍照时旁边经常会有一杯咖啡，但这杯咖啡更有可能会给这位美国好经理带来帮助。一项新的研究表明，咖啡因并不能提高创造力，但能显著提高解决问题的能力。</p><p><span word="This">This</span> <span word="is">is</span> <span word="news">news</span>, <span word="given">given</span> <span word="how">how</span> <span word="strongly">strongly</span> <span word="we">we</span> <span word="associate">associate</span> <span word="coffee">coffee</span> <span word="with">with</span> <span word="creative">creative</span> <span word="occupations">occupations</span> <span word="and">and</span> <span word="lifestyles">lifestyles</span>. <span word="The">The</span> <span word="study">study</span>, <span word="published">published</span> <span word="today">today</span> <span word="in">in</span> <span word="Consciousness">Consciousness</span> <span word="and">and</span> <span word="Cognition">Cognition</span>, <span word="followed">followed</span> 80 <span word="participants">participants</span> <span word="after">after</span> <span word="they">they</span> <span word="consumed">consumed</span> <span word="either">either</span> <span word="a">a</span> <span word="placebo">placebo</span> <span word="or">or</span> 200 <span word="mg">mg</span> <span word="of">of</span> <span word="caffeine">caffeine</span>—<span word="the">the</span> <span word="equivalent">equivalent</span> <span word="of">of</span> 12 <span word="ounces">ounces</span> <span word="of">of</span> <span word="coffee">coffee</span>—<span word="and">and</span> <span word="then">then</span> <span word="tracked">tracked</span> <span word="their">their</span> <span word="problem">problem</span>-<span word="solving">solving</span>, <span word="creative">creative</span> <span word="idea">idea</span> <span word="generation">generation</span>, <span word="working">working</span> <span word="memory">memory</span>, <span word="and">and</span> <span word="mood">mood</span>.</p><p>考虑到我们平时以为咖啡和创造性职业以及生活方式有很大联系，所以这是个新发现。这项研究现在发表在《<span word="Consciousness">Consciousness</span> <span word="and">and</span> <span word="Cognition">Cognition</span>》上，在80名参与者分别喝了无效对照剂和200 <span word="mg">mg</span>咖啡因（相当于12盎司咖啡）之后，跟踪观察他们解决问题的能力、创意的形成、工作记忆力和情绪。</p><p><span word="While">While</span> <span word="problem">problem</span>-<span word="solving">solving</span> <span word="abilities">abilities</span> <span word="improved">improved</span> <span word="significantly">significantly</span>, <span word="the">the</span> <span word="caffeine">caffeine</span> <span word="had">had</span> <span word="no">no</span> <span word="effect">effect</span> <span word="on">on</span> <span word="memory">memory</span> <span word="or">or</span> <span word="creativity">creativity</span>. <span word="Subjects">Subjects</span> <span word="also">also</span> <span word="reported">reported</span> <span word="feeling">feeling</span> “<span word="less">less</span> <span word="sad">sad</span>.”</p><p>解决问题的能力显著提高，但咖啡因对记忆力或创造力毫无影响。研究对象也说“忧伤感并未减少”。</p>
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